Klecka, William R.
Sage, 1980
Buku Teks
Goldstein, Matthew
John Wiley & Sons, 1978
Buku Teks
Huberty, Carl J.
John Wiley & Sons, 1994
Buku Teks
Mclachlan, Geoffrey J.
John Wiley & Sons, 1992
Buku Teks
Hutahayan, Edward Patar Tarida
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1992
UI - Skripsi Membership